diff --git a/.coding-ci.yaml b/.coding-ci.yaml
index c27de9c67..1ce88c266 100644
--- a/.coding-ci.yaml
+++ b/.coding-ci.yaml
@@ -19,7 +19,9 @@ stages:
         cmds:
         - node --version && npm --version
         - npm ci --ignore-scripts
-        - echo "=== Lint (typecheck) ==="
+        - echo "=== Lint ==="
+        - npm run lint
+        - echo "=== Typecheck ==="
         - npx tsc --noEmit
         - echo "=== Unit Tests + Coverage ==="
         - npx vitest run --coverage
diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 8808232ac..20b431824 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -15,11 +15,14 @@ npm install
 ```bash
 npm run build          # Build with tsup → dist/
 npx tsc --noEmit       # Type check
+npm run lint           # oxlint; CI fails on any warning
 npx vitest run         # Run unit tests
 npx vitest run --coverage
 npm run test:e2e       # E2E tests (optional, requires a live test repo)
 ```
 
+`npm run lint` needs Node ^20.19 or >=22.12 (oxlint's requirement); the CLI itself still supports Node 20.
+
 ### Running your local build
 
 ```bash
@@ -75,7 +78,7 @@ See [docs/providers.md](../docs/providers.md) for how to add a new git provider.
 
 1. Fork the repo and create a feature branch from the latest `origin/main`. Prefer a git worktree for code changes when practical.
 2. Write tests for your change (we target 80%+ coverage).
-3. Run `npx vitest run` and `npx tsc --noEmit` — both must pass.
+3. Run `npx vitest run`, `npx tsc --noEmit` and `npm run lint` — all must pass.
 4. Use conventional commits where possible: `feat:`, `fix:`, `chore:`, `docs:`, `refactor:`, `test:`.
 5. Open a PR with a clear description: what's the problem, what's the fix, anything reviewers should pay attention to.
 
diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index fdf24ab02..24c713c66 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -19,6 +19,7 @@ Thanks for opening a PR! Please fill out this template to help reviewers underst
 <!-- How did you verify this works? Include commands you ran, new tests added, etc. -->
 
 - [ ] `npx tsc --noEmit` passes
+- [ ] `npm run lint` passes
 - [ ] `npx vitest run` passes
 - [ ] Added/updated tests for the change
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 20648693c..20f545e61 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,6 +36,9 @@ jobs:
       - name: Install dependencies
         run: npm ci --ignore-scripts
 
+      - name: Lint
+        run: npm run lint
+
       - name: Type check
         run: npx tsc --noEmit
 
diff --git a/.oxlintrc.json b/.oxlintrc.json
new file mode 100644
index 000000000..332c08c17
--- /dev/null
+++ b/.oxlintrc.json
@@ -0,0 +1,13 @@
+{
+  "$schema": "./node_modules/oxlint/configuration_schema.json",
+  "rules": {
+    "no-unused-vars": [
+      "warn",
+      {
+        "argsIgnorePattern": "^_",
+        "varsIgnorePattern": "^_",
+        "ignoreRestSiblings": true
+      }
+    ]
+  }
+}
diff --git a/AGENTS.md b/AGENTS.md
index 08e569325..f6a93071d 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -2,7 +2,7 @@
 
 CLI for syncing team skills, rules, docs, and env across AI coding tools. Package: [`teamai-cli`](https://www.npmjs.com/package/teamai-cli).
 
-TypeScript, Node 20+, tsup (ESM), Vitest. Commands: `npm run build`, `npx tsc --noEmit`, `npx vitest run`, `npm run test:e2e`.
+TypeScript, Node 20+ (`npm run lint` needs ^20.19 or >=22.12), tsup (ESM), Vitest. Commands: `npm run build`, `npx tsc --noEmit`, `npm run lint`, `npx vitest run`, `npm run test:e2e`.
 
 ## Git
 
diff --git a/CLAUDE.md b/CLAUDE.md
index 8ad520d3d..ce71e501f 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -2,7 +2,7 @@
 
 CLI for syncing team skills, rules, docs, and env across AI coding tools. Package: [`teamai-cli`](https://www.npmjs.com/package/teamai-cli).
 
-TypeScript, Node 20+, tsup (ESM), Vitest. Commands: `npm run build`, `npx tsc --noEmit`, `npx vitest run`, `npm run test:e2e`.
+TypeScript, Node 20+ (`npm run lint` needs ^20.19 or >=22.12), tsup (ESM), Vitest. Commands: `npm run build`, `npx tsc --noEmit`, `npm run lint`, `npx vitest run`, `npm run test:e2e`.
 
 ## Git
 
diff --git a/package-lock.json b/package-lock.json
index cef754945..b0a548ae1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -36,6 +36,7 @@
         "@vitest/coverage-v8": "^3.2.7",
         "fast-check": "^4.10.2",
         "opencode-ai": "1.18.23",
+        "oxlint": "1.85.0",
         "standard-version": "^9.5.0",
         "tsup": "^8.3.0",
         "typescript": "^5.7.0",
@@ -666,6 +667,353 @@
       "resolved": "https://mirrors.tencent.com/npm/@kwsites/promise-deferred/-/promise-deferred-1.1.1.tgz",
       "integrity": "sha512-GaHYm+c0O9MjZRu0ongGBRbinu8gVAMd2UZjji6jVmqKtZluZnptXGWhz1E8j8D2HJ3f/yMxKAUC0b+57wncIw=="
     },
+    "node_modules/@oxlint/binding-android-arm-eabi": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-android-arm-eabi/-/binding-android-arm-eabi-1.85.0.tgz",
+      "integrity": "sha512-q2KO/Zso9UT+OMn0NF9ywn4E4t0MI3yxiDhNyhsQ7DyQJrC4FhFE4TXOi4bktFnOWXTMds8qZSbpv2XwRaNOBg==",
+      "cpu": [
+        "arm"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-android-arm64": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-android-arm64/-/binding-android-arm64-1.85.0.tgz",
+      "integrity": "sha512-SxLN3ALjoT9NNdvpjEevGeHvfzTAFrF0NBYB5tzK7/GtCKMze3j1e/m/X2ozqGj2U9hfGG/dg/OG8vpVK4PiDA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-darwin-arm64": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-darwin-arm64/-/binding-darwin-arm64-1.85.0.tgz",
+      "integrity": "sha512-Y/Sup/J4f0f9UGsSd/xyCNTeWL+gepO63GBdEDAfue9nBsnk9zMmnIXx1O6b1V8C90vB5nucYNZ0pbMXAp8zJA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-darwin-x64": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-darwin-x64/-/binding-darwin-x64-1.85.0.tgz",
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+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-freebsd-x64": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-freebsd-x64/-/binding-freebsd-x64-1.85.0.tgz",
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+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "freebsd"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-linux-arm-gnueabihf": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-linux-arm-gnueabihf/-/binding-linux-arm-gnueabihf-1.85.0.tgz",
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+      "cpu": [
+        "arm"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
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+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-linux-arm-musleabihf": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-linux-arm-musleabihf/-/binding-linux-arm-musleabihf-1.85.0.tgz",
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+      "dev": true,
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+        "glibc"
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+      "license": "MIT",
+      "optional": true,
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+      "engines": {
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+      }
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+      }
+    },
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+      "version": "1.85.0",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "openharmony"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-win32-arm64-msvc": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-win32-arm64-msvc/-/binding-win32-arm64-msvc-1.85.0.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-win32-ia32-msvc": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-win32-ia32-msvc/-/binding-win32-ia32-msvc-1.85.0.tgz",
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+      "cpu": [
+        "ia32"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
+    "node_modules/@oxlint/binding-win32-x64-msvc": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/@oxlint/binding-win32-x64-msvc/-/binding-win32-x64-msvc-1.85.0.tgz",
+      "integrity": "sha512-pBebIPUpKKhWrhSMWhy8TdAZBewiXnfxmaAGxhzxM1068GagqFaTwgKlU6e+UyJ2sPR+VoHouhXuGJkQjsrDvA==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      }
+    },
     "node_modules/@pkgjs/parseargs": {
       "version": "0.11.0",
       "resolved": "https://mirrors.tencent.com/npm/@pkgjs/parseargs/-/parseargs-0.11.0.tgz",
@@ -3865,6 +4213,55 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/oxlint": {
+      "version": "1.85.0",
+      "resolved": "https://registry.npmjs.org/oxlint/-/oxlint-1.85.0.tgz",
+      "integrity": "sha512-bc26s97nuvPj1ViyPsqmKecVkUWFMEdtayO8MaQ6oiLfs1pj94cQlZZhrh4BPNlr9HQosjhIlwgZKsfcwmcNgg==",
+      "dev": true,
+      "license": "MIT",
+      "bin": {
+        "oxlint": "bin/oxlint"
+      },
+      "engines": {
+        "node": "^20.19.0 || >=22.12.0"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/oxc-project"
+      },
+      "optionalDependencies": {
+        "@oxlint/binding-android-arm-eabi": "1.85.0",
+        "@oxlint/binding-android-arm64": "1.85.0",
+        "@oxlint/binding-darwin-arm64": "1.85.0",
+        "@oxlint/binding-darwin-x64": "1.85.0",
+        "@oxlint/binding-freebsd-x64": "1.85.0",
+        "@oxlint/binding-linux-arm-gnueabihf": "1.85.0",
+        "@oxlint/binding-linux-arm-musleabihf": "1.85.0",
+        "@oxlint/binding-linux-arm64-gnu": "1.85.0",
+        "@oxlint/binding-linux-arm64-musl": "1.85.0",
+        "@oxlint/binding-linux-ppc64-gnu": "1.85.0",
+        "@oxlint/binding-linux-riscv64-gnu": "1.85.0",
+        "@oxlint/binding-linux-riscv64-musl": "1.85.0",
+        "@oxlint/binding-linux-s390x-gnu": "1.85.0",
+        "@oxlint/binding-linux-x64-gnu": "1.85.0",
+        "@oxlint/binding-linux-x64-musl": "1.85.0",
+        "@oxlint/binding-openharmony-arm64": "1.85.0",
+        "@oxlint/binding-win32-arm64-msvc": "1.85.0",
+        "@oxlint/binding-win32-ia32-msvc": "1.85.0",
+        "@oxlint/binding-win32-x64-msvc": "1.85.0"
+      },
+      "peerDependencies": {
+        "oxlint-tsgolint": ">=7.0.2001",
+        "vite-plus": "*"
+      },
+      "peerDependenciesMeta": {
+        "oxlint-tsgolint": {
+          "optional": true
+        },
+        "vite-plus": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/p-limit": {
       "version": "2.3.0",
       "resolved": "https://mirrors.tencent.com/npm/p-limit/-/p-limit-2.3.0.tgz",
diff --git a/package.json b/package.json
index a32f05b32..e8f15e90f 100644
--- a/package.json
+++ b/package.json
@@ -28,6 +28,7 @@
     "test:watch": "vitest",
     "test:coverage": "vitest run --coverage",
     "typecheck": "tsc --noEmit",
+    "lint": "oxlint --deny-warnings --report-unused-disable-directives",
     "release": "standard-version",
     "prepublishOnly": "npm run build"
   },
@@ -82,6 +83,7 @@
     "@vitest/coverage-v8": "^3.2.7",
     "fast-check": "^4.10.2",
     "opencode-ai": "1.18.23",
+    "oxlint": "1.85.0",
     "standard-version": "^9.5.0",
     "tsup": "^8.3.0",
     "typescript": "^5.7.0",
diff --git a/src/__tests__/agent-version.test.ts b/src/__tests__/agent-version.test.ts
index 0229b07b3..bb3b851c1 100644
--- a/src/__tests__/agent-version.test.ts
+++ b/src/__tests__/agent-version.test.ts
@@ -1,5 +1,4 @@
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { execFile } from 'node:child_process';
 import { chmod, mkdtemp, rm, writeFile } from 'node:fs/promises';
 import os from 'node:os';
 import path from 'node:path';
diff --git a/src/__tests__/builtin-rules.test.ts b/src/__tests__/builtin-rules.test.ts
index a9c0da0e7..5f2b75356 100644
--- a/src/__tests__/builtin-rules.test.ts
+++ b/src/__tests__/builtin-rules.test.ts
@@ -1,4 +1,4 @@
-import { describe, it, expect, beforeEach, afterEach, vi } from 'vitest';
+import { describe, it, expect, beforeEach, afterEach } from 'vitest';
 import fs from 'node:fs';
 import path from 'node:path';
 import os from 'node:os';
diff --git a/src/__tests__/codebase-reconcile.test.ts b/src/__tests__/codebase-reconcile.test.ts
index 7ffa14c69..31f795a56 100644
--- a/src/__tests__/codebase-reconcile.test.ts
+++ b/src/__tests__/codebase-reconcile.test.ts
@@ -228,7 +228,6 @@ describe('codebase reconciliation', () => {
 
   it('normalizes graph variants emitted by legacy aggregation', async () => {
     const root = createWikiFixture();
-    const graphPath = path.join(root, 'teamwiki', '.indices', 'graph-index.json');
     const repoGraphPath = path.join(root, 'teamwiki', 'evidence', 'code', 'auth', '.indices', 'graph-index.json');
     const legacyGraph = {
       schemaVersion: 1,
diff --git a/src/__tests__/codebase.test.ts b/src/__tests__/codebase.test.ts
index 669075df2..6514cd0b6 100644
--- a/src/__tests__/codebase.test.ts
+++ b/src/__tests__/codebase.test.ts
@@ -164,7 +164,6 @@ describe('generateCodebaseIndex', () => {
 
     const result = await generateCodebaseIndex('# Codebase');
 
-    expect(result).not.toThrow;
     expect(result).toContain('title: Codebase 索引');
     expect(result).toContain('⚠️');
   });
diff --git a/src/__tests__/contribute-check-phase2.test.ts b/src/__tests__/contribute-check-phase2.test.ts
index 5c48c4f52..bf53e6981 100644
--- a/src/__tests__/contribute-check-phase2.test.ts
+++ b/src/__tests__/contribute-check-phase2.test.ts
@@ -2,13 +2,11 @@ import { describe, it, expect, beforeEach, afterEach } from 'vitest';
 import fs from 'node:fs';
 import path from 'node:path';
 import os from 'node:os';
-import { applyPhase2Adjustments, hasGitCommitInSession, contributeCheckForSession, writeContributeState } from '../contribute-check.js';
+import { applyPhase2Adjustments, hasGitCommitInSession, contributeCheckForSession } from '../contribute-check.js';
 import { appendEvent } from '../dashboard-collector.js';
 import {
     CONTRIBUTE_KNOWLEDGE_GAP_BONUS,
     CONTRIBUTE_LOW_QUALITY_BONUS,
-    CONTRIBUTE_LOW_QUALITY_THRESHOLD,
-    CONTRIBUTE_GIT_COMMIT_DOWNWEIGHT,
 } from '../types.js';
 
 function makeTmpDir(): string {
diff --git a/src/__tests__/contribute-check.test.ts b/src/__tests__/contribute-check.test.ts
index b062309f8..e945303fe 100644
--- a/src/__tests__/contribute-check.test.ts
+++ b/src/__tests__/contribute-check.test.ts
@@ -121,7 +121,7 @@ describe('contributeState', () => {
     const persisted = JSON.parse(fs.readFileSync(statePath, 'utf-8')) as ContributeState;
     expect(persisted.promptSummary).toContain('<REDACTED:gh_tok>');
     expect(persisted.promptSummary).not.toContain(rawToken);
-    expect(persisted.promptSummary).not.toMatch(/[\r\n\t\u0000]/);
+    expect(persisted.promptSummary).not.toMatch(/\p{Cc}/u);
     expect(persisted.promptSummary).toHaveLength(160);
     expect(persisted.promptSummary).toMatch(/…$/);
     expect(await readContributeState('safe-prompt-session')).toEqual(persisted);
diff --git a/src/__tests__/contribute.test.ts b/src/__tests__/contribute.test.ts
index 2319b856e..b8e3a1690 100644
--- a/src/__tests__/contribute.test.ts
+++ b/src/__tests__/contribute.test.ts
@@ -102,14 +102,12 @@ describe('contribute', () => {
     }));
 
     const { contribute } = await import('../contribute.js');
+    const before = fs.readdirSync(tmpDir, { recursive: true });
 
-    // dry-run should not push
+    // dry-run should not push, nor write anything into the repo (tmpDir is also HOME)
     await contribute({ file: contentFile, title: 'Test', dryRun: true });
 
-    // No learnings directory should be created in the repo
-    const aiDocsDir = path.join(tmpDir, 'learnings');
-    // In dry-run, the file should NOT be copied
-    // (contribute exits early before mkdir)
+    expect(fs.readdirSync(tmpDir, { recursive: true })).toEqual(before);
     vi.doUnmock('../config.js');
   });
 });
diff --git a/src/__tests__/dashboard-report-gate.test.ts b/src/__tests__/dashboard-report-gate.test.ts
index ecb7d3e39..8b7bf4fc3 100644
--- a/src/__tests__/dashboard-report-gate.test.ts
+++ b/src/__tests__/dashboard-report-gate.test.ts
@@ -21,7 +21,6 @@ import { _setLogFilePath, _resetState } from '../utils/logger.js';
 
 let tmpDir: string;
 let originalHome: string;
-let consoleLog: ReturnType<typeof vi.spyOn>;
 
 /** The machine-wide dashboard event log — one file, not per-scope. */
 function eventsPath(): string {
@@ -64,7 +63,7 @@ beforeEach(() => {
   originalHome = process.env.HOME ?? '';
   process.env.HOME = tmpDir;
   _setLogFilePath(path.join(tmpDir, '.teamai', 'debug.log'));
-  consoleLog = vi.spyOn(console, 'log').mockImplementation(() => undefined);
+  vi.spyOn(console, 'log').mockImplementation(() => undefined);
 });
 
 afterEach(() => {
diff --git a/src/__tests__/doctor.test.ts b/src/__tests__/doctor.test.ts
index 4933c8391..66a42405d 100644
--- a/src/__tests__/doctor.test.ts
+++ b/src/__tests__/doctor.test.ts
@@ -95,15 +95,6 @@ function buildFullHooksContent(): string {
     return `{ "hooks": { ${lines.join(', ')} } }`;
 }
 
-// Build a settings content that is missing some subcommands
-function buildPartialHooksContent(exclude: string[]): string {
-    const subs = TEAMAI_HOOK_SUBCOMMANDS.filter((s) => !exclude.includes(s));
-    const lines = subs.map(
-        (sub) => `"command": "bash -lc \\"teamai ${sub}\\""`,
-    );
-    return `{ "hooks": { ${lines.join(', ')} } }`;
-}
-
 // ── Setup ────────────────────────────────────────────────
 
 // Suppress console.log output in tests
diff --git a/src/__tests__/e2e/e2e.test.ts b/src/__tests__/e2e/e2e.test.ts
index 9bb4f1a56..62ff15dce 100644
--- a/src/__tests__/e2e/e2e.test.ts
+++ b/src/__tests__/e2e/e2e.test.ts
@@ -3,7 +3,6 @@ import { spawn } from 'node:child_process';
 import path from 'node:path';
 import fs from 'node:fs';
 import { fileURLToPath } from 'node:url';
-import { createRequire } from 'node:module';
 
 // ─── Helpers ─────────────────────────────────────────────
 
@@ -11,8 +10,6 @@ const __dirname = path.dirname(fileURLToPath(import.meta.url));
 const ROOT = path.resolve(__dirname, '..', '..', '..');
 const CLI = path.join(ROOT, 'dist', 'index.js');
 
-const require = createRequire(import.meta.url);
-
 interface RunResult {
   code: number | null;
   stdout: string;
@@ -133,7 +130,7 @@ describe('tags CLI', () => {
 
   it('teamai tags list (no init) should show error', async () => {
     // Run in a temp dir with no teamai init
-    const { output, code } = await runCLI(['tags', 'list']);
+    const { output } = await runCLI(['tags', 'list']);
     // Either shows tags or shows "not initialized" error — both valid
     expect(output.length).toBeGreaterThan(0);
   });
diff --git a/src/__tests__/e2e/init-project-all.test.ts b/src/__tests__/e2e/init-project-all.test.ts
index eb39ba9be..9b26d5490 100644
--- a/src/__tests__/e2e/init-project-all.test.ts
+++ b/src/__tests__/e2e/init-project-all.test.ts
@@ -82,12 +82,12 @@ function installGitRemoteGetUrlWrapper(binDir: string, syntheticOrigin: string):
 if [ "$1" = "remote" ] && [ "$2" = "get-url" ]; then
   case "$3" in
     ""|origin|--all)
-      printf '%s\\n' '${syntheticOrigin.replace(/'/g, `'\"'\"'`)}'
+      printf '%s\\n' '${syntheticOrigin.replace(/'/g, `'"'"'`)}'
       exit 0
       ;;
   esac
 fi
-exec '${realGit.replace(/'/g, `'\"'\"'`)}' "$@"
+exec '${realGit.replace(/'/g, `'"'"'`)}' "$@"
 `,
     { mode: 0o755 },
   );
diff --git a/src/__tests__/git.test.ts b/src/__tests__/git.test.ts
index 168d8c651..7460c0939 100644
--- a/src/__tests__/git.test.ts
+++ b/src/__tests__/git.test.ts
@@ -66,7 +66,6 @@ describe('generateBranchName', () => {
   it('should use the correct current date components', () => {
     const before = new Date();
     const name = generateBranchName('bob');
-    const after = new Date();
 
     // Extract the date part
     const match = name.match(/^teamai\/push\/bob\/(\d{4})(\d{2})(\d{2})-(\d{2})(\d{2})(\d{2})$/);
diff --git a/src/__tests__/gitcode-provider.test.ts b/src/__tests__/gitcode-provider.test.ts
index bed0cd485..379cc9a2b 100644
--- a/src/__tests__/gitcode-provider.test.ts
+++ b/src/__tests__/gitcode-provider.test.ts
@@ -125,7 +125,7 @@ describe('GitCode REST calls', () => {
     expect(await gitcodeWhoami()).toBe('octocat');
     const [url, init] = fetchMock.mock.calls[0];
     expect(String(url)).toBe('https://api.gitcode.com/api/v5/user');
-    expect((init?.headers as Record<string, string>).Authorization).toBe('Bearer test-token');
+    expect((init?.headers as Record<string, string> | undefined)?.Authorization).toBe('Bearer test-token');
   });
 
   it('pullCreate posts head/base/title/body and returns html_url', async () => {
diff --git a/src/__tests__/graph-aggregate.test.ts b/src/__tests__/graph-aggregate.test.ts
index 1362e9c9c..6a76c7ef9 100644
--- a/src/__tests__/graph-aggregate.test.ts
+++ b/src/__tests__/graph-aggregate.test.ts
@@ -98,7 +98,7 @@ describe('aggregateGlobalGraph', () => {
       edges: [],
     });
 
-    const result = await aggregateGlobalGraph(tmpDir);
+    await aggregateGlobalGraph(tmpDir);
     const global = JSON.parse(await fs.readFile(
       path.join(tmpDir, '.indices', 'graph-index.json'), 'utf8',
     ));
diff --git a/src/__tests__/hook-dispatch.test.ts b/src/__tests__/hook-dispatch.test.ts
index cc1b2f52c..5e03197f6 100644
--- a/src/__tests__/hook-dispatch.test.ts
+++ b/src/__tests__/hook-dispatch.test.ts
@@ -1,4 +1,4 @@
-import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { describe, it, expect, vi } from 'vitest';
 
 // ── Test doubles ────────────────────────────────────────
 
@@ -19,8 +19,6 @@ function createHandler(name: string, output?: string): TestHandler {
 
 import {
   createDispatcher,
-  type HookHandler,
-  type DispatchResult,
 } from '../hook-dispatch.js';
 
 // ── Tests ───────────────────────────────────────────────
diff --git a/src/__tests__/hook-handlers.test.ts b/src/__tests__/hook-handlers.test.ts
index 506225af9..55622efde 100644
--- a/src/__tests__/hook-handlers.test.ts
+++ b/src/__tests__/hook-handlers.test.ts
@@ -151,7 +151,7 @@ vi.mock('../project-agent-root.js', () => ({
   seedProjectAgentRoot: mockSeedProjectAgentRoot,
 }));
 
-import { buildAdoptedSummary, buildHandlerRegistry, filterHandlersForConfig, type HandlerRegistration } from '../hook-handlers.js';
+import { buildAdoptedSummary, buildHandlerRegistry, filterHandlersForConfig } from '../hook-handlers.js';
 import { createDispatcher } from '../hook-dispatch.js';
 import type { LocalConfig } from '../types.js';
 
diff --git a/src/__tests__/import-repo-incremental.test.ts b/src/__tests__/import-repo-incremental.test.ts
index d4f64ee57..c0c1be074 100644
--- a/src/__tests__/import-repo-incremental.test.ts
+++ b/src/__tests__/import-repo-incremental.test.ts
@@ -103,7 +103,6 @@ describe('importFromRepo — incremental mode', () => {
         await importFromRepo({
             url: TEST_URL,
             incremental: true,
-            interactive: false,
         });
 
         expect(shallowClone).toHaveBeenCalledTimes(1);
@@ -116,7 +115,6 @@ describe('importFromRepo — incremental mode', () => {
         await importFromRepo({
             url: TEST_URL,
             incremental: true,
-            interactive: false,
         });
 
         expect(shallowFetch).toHaveBeenCalledTimes(1);
@@ -130,7 +128,6 @@ describe('importFromRepo — incremental mode', () => {
         await importFromRepo({
             url: TEST_URL,
             incremental: true,
-            interactive: false,
         });
 
         expect(shallowFetch).toHaveBeenCalledTimes(1);
@@ -143,7 +140,6 @@ describe('importFromRepo — incremental mode', () => {
         await importFromRepo({
             url: TEST_URL,
             incremental: false,
-            interactive: false,
         });
 
         expect(shallowClone).toHaveBeenCalledTimes(1);
@@ -154,7 +150,6 @@ describe('importFromRepo — incremental mode', () => {
         await importFromRepo({
             url: TEST_URL,
             incremental: false,
-            interactive: false,
         });
 
         const lastSyncPath = path.join(workdir, 'cache', 'github', 'owner', 'testrepo', 'LAST_SYNC');
diff --git a/src/__tests__/import-repo-merge.test.ts b/src/__tests__/import-repo-merge.test.ts
index 415c27825..90b65f7b8 100644
--- a/src/__tests__/import-repo-merge.test.ts
+++ b/src/__tests__/import-repo-merge.test.ts
@@ -35,7 +35,6 @@ vi.mock('../config.js', async (importOriginal) => ({
 
 import { importFromRepo } from '../import-repo.js';
 import { shallowClone, shallowFetch } from '../clone.js';
-import { generateCodebaseMd } from '../codebase.js';
 import { extractCodebase } from '../codebase-extract.js';
 
 // ─── Constants ──────────────────────────────────────────
@@ -111,7 +110,6 @@ describe('importFromRepo — AI narrative appended to overview.md', () => {
     it('AI 叙事追加到 teamwiki evidence overview.md 末尾', async () => {
         await importFromRepo({
             url: TEST_URL,
-            interactive: false,
         });
 
         const overviewPath = path.join(
@@ -133,7 +131,6 @@ describe('importFromRepo — AI narrative appended to overview.md', () => {
     it('docs/team-codebase/repos/ 不再被创建', async () => {
         await importFromRepo({
             url: TEST_URL,
-            interactive: false,
         });
 
         const oldPath = path.join(
@@ -147,7 +144,6 @@ describe('importFromRepo — AI narrative appended to overview.md', () => {
     it('skipEnrich 时不追加 AI 叙事', async () => {
         await importFromRepo({
             url: TEST_URL,
-            interactive: false,
             skipEnrich: true,
         });
 
@@ -164,7 +160,7 @@ describe('importFromRepo — AI narrative appended to overview.md', () => {
     it('retries extraction after a failed import of the same commit', async () => {
         vi.mocked(extractCodebase).mockRejectedValueOnce(new Error('write failed'));
         vi.mocked(shallowFetch).mockResolvedValue({ sha: CLONE_SHA });
-        const options = { url: TEST_URL, incremental: true, interactive: false, skipEnrich: true, skipAutoPush: true };
+        const options = { url: TEST_URL, incremental: true, skipEnrich: true, skipAutoPush: true };
         const lastSyncPath = path.join(workdir, 'cache', 'github', 'owner', 'mergetest', 'LAST_SYNC');
         await fs.ensureDir(path.join(path.dirname(lastSyncPath), '.git'));
         await fs.writeFile(lastSyncPath, 'previous-sha\n2024-01-01T00:00:00.000Z\n');
@@ -193,7 +189,7 @@ describe('importFromRepo — AI narrative appended to overview.md', () => {
             await fs.writeJson(manifestPath, { headSha: CLONE_SHA, files: [] });
         });
 
-        const options = { url: TEST_URL, incremental: true, interactive: false, skipEnrich: true, skipAutoPush: true };
+        const options = { url: TEST_URL, incremental: true, skipEnrich: true, skipAutoPush: true };
         const cacheDir = path.join(workdir, 'cache', 'github', 'owner', 'mergetest');
         const lastSyncPath = path.join(cacheDir, 'LAST_SYNC');
         const publishedManifest = path.join(workdir, '.teamai', 'team-repo', 'teamwiki', 'source-manifest.json');
diff --git a/src/__tests__/init.test.ts b/src/__tests__/init.test.ts
index ec0e5f5c0..5c6d35696 100644
--- a/src/__tests__/init.test.ts
+++ b/src/__tests__/init.test.ts
@@ -232,7 +232,7 @@ vi.mock('../utils/prompt.js', () => ({
 const mockExit = vi.spyOn(process, 'exit').mockImplementation(() => undefined as never);
 
 import { init } from '../init.js';
-import { RepoNotFoundError, OrganizationNotFoundError, RepoCreatePermissionError } from '../providers/types.js';
+import { RepoNotFoundError, RepoCreatePermissionError } from '../providers/types.js';
 import { CnbRepoNotFoundError } from '../providers/cnb/cnb-cli.js';
 import { saveLocalConfig, loadLocalConfigForScope } from '../config.js';
 import fse from 'fs-extra';
diff --git a/src/__tests__/local-agent-model-config.test.ts b/src/__tests__/local-agent-model-config.test.ts
index ecd64d327..129d24c05 100644
--- a/src/__tests__/local-agent-model-config.test.ts
+++ b/src/__tests__/local-agent-model-config.test.ts
@@ -378,7 +378,7 @@ describe('local-agent: apply_model_config', () => {
     await reportAndSyncLocalAgent({ tool: 'codebuddy', status: 'running' });
 
     expect(reports).toHaveLength(2);
-    expect((reports[1]?.user_level as { models?: unknown[] }).models).toEqual([
+    expect((reports[1]?.user_level as { models?: unknown[] } | undefined)?.models).toEqual([
       {
         provider: 'tokenhub',
         model_id: 'deepseek-v3-0324',
diff --git a/src/__tests__/local-agent.test.ts b/src/__tests__/local-agent.test.ts
index 30ed372d7..fd6178332 100644
--- a/src/__tests__/local-agent.test.ts
+++ b/src/__tests__/local-agent.test.ts
@@ -19,7 +19,6 @@ vi.mock('../utils/logger.js', () => ({
 let tmpDir: string;
 let origHome: string | undefined;
 let origCopilotHome: string | undefined;
-let origPpid: number;
 
 // The hint markers are machine-wide files in os.tmpdir() keyed by session id,
 // so a fixed id let overlapping runs of this file delete each other's (#823).
@@ -30,7 +29,6 @@ beforeEach(async () => {
   origHome = process.env.HOME;
   origCopilotHome = process.env.COPILOT_HOME;
   process.env.HOME = tmpDir;
-  origPpid = process.ppid;
   // Bind prompt is on by default — start each test from that baseline.
   delete process.env.TEAMAI_BIND_PROMPT_ENABLED;
   // Clean hint markers (both old ppid-based and new sessionId-based)
diff --git a/src/__tests__/logger.test.ts b/src/__tests__/logger.test.ts
index 7884d0385..17d012753 100644
--- a/src/__tests__/logger.test.ts
+++ b/src/__tests__/logger.test.ts
@@ -10,7 +10,7 @@ vi.mock('chalk', () => ({
   default: { blue: (s: string) => s, green: (s: string) => s, yellow: (s: string) => s, red: (s: string) => s, gray: (s: string) => s, dim: (s: string) => s },
 }));
 
-import { log, setVerbose, setSilent, setStderrOnly, MAX_LOG_BYTES, _setLogFilePath, _resetState } from '../utils/logger.js';
+import { log, setVerbose, setSilent, setStderrOnly, _setLogFilePath, _resetState } from '../utils/logger.js';
 
 let tmpDir: string;
 let logFile: string;
diff --git a/src/__tests__/mr-hint.test.ts b/src/__tests__/mr-hint.test.ts
index 91042d2b8..ff1abc5db 100644
--- a/src/__tests__/mr-hint.test.ts
+++ b/src/__tests__/mr-hint.test.ts
@@ -1,4 +1,4 @@
-import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
+import { describe, it, expect } from 'vitest';
 import { parseRemoteToRepo, buildHintMessage, getGitRemote } from '../mr-hint.js';
 import type { MRSummary } from '../mr-hint.js';
 
diff --git a/src/__tests__/provider-fallback.test.ts b/src/__tests__/provider-fallback.test.ts
index e19343b69..c60802a19 100644
--- a/src/__tests__/provider-fallback.test.ts
+++ b/src/__tests__/provider-fallback.test.ts
@@ -36,7 +36,6 @@ vi.mock('../package-info.js', () => {
   };
 });
 
-// eslint-disable-next-line @typescript-eslint/no-explicit-any
 const pkgInfo = (await import('../package-info.js')) as any;
 const setPackageName = pkgInfo.__setPackageName as (name: string) => void;
 
diff --git a/src/__tests__/pull-env-shape-warning.test.ts b/src/__tests__/pull-env-shape-warning.test.ts
index 5a5661a89..042fabca2 100644
--- a/src/__tests__/pull-env-shape-warning.test.ts
+++ b/src/__tests__/pull-env-shape-warning.test.ts
@@ -71,7 +71,7 @@ vi.mock('../doctor.js', async (importOriginal) => ({
   buildChecks: vi.fn(),
 }));
 
-import { detectProjectConfig, loadLocalConfigForScope, loadStateForScope, loadTeamConfig, saveStateForScope } from '../config.js';
+import { detectProjectConfig, loadLocalConfigForScope, loadStateForScope, loadTeamConfig } from '../config.js';
 import { acquireLock } from '../update.js';
 import { buildChecks, resolveDoctorContext, type DoctorContext } from '../doctor.js';
 import { log } from '../utils/logger.js';
diff --git a/src/__tests__/pull-tombstone.test.ts b/src/__tests__/pull-tombstone.test.ts
index de254f7b7..1dad43a9d 100644
--- a/src/__tests__/pull-tombstone.test.ts
+++ b/src/__tests__/pull-tombstone.test.ts
@@ -561,7 +561,6 @@ describe('pull role-aware sync and cleanup', () => {
     await fse.ensureDir(path.join(repoPath, 'skills', 'hai', 'shared-skill'));
     await fse.writeFile(path.join(repoPath, 'skills', 'hai', 'shared-skill', 'SKILL.md'), '# HAI');
 
-    const teamConfig = await vi.mocked(loadTeamConfig).mock.results.at(-1)?.value;
     const localConfig: LocalConfig = {
       repo: { localPath: repoPath, remote: 'https://git.woa.com/test/repo.git' },
       username: 'testuser',
diff --git a/src/__tests__/recall-rules.test.ts b/src/__tests__/recall-rules.test.ts
index e135f339b..3d9c30eb2 100644
--- a/src/__tests__/recall-rules.test.ts
+++ b/src/__tests__/recall-rules.test.ts
@@ -100,7 +100,7 @@ Custom user content below.
     // New block present
     expect(content).toContain('teamai-recall');
     // Only one occurrence of the markers
-    const startMatches = content.match(new RegExp(TEAMAI_RECALL_RULES_START.replace(/[\[\]\-]/g, '\\$&'), 'g')) ?? [];
+    const startMatches = content.match(new RegExp(TEAMAI_RECALL_RULES_START.replace(/[[\]-]/g, '\\$&'), 'g')) ?? [];
     expect(startMatches.length).toBe(1);
   });
 
diff --git a/src/__tests__/recall.test.ts b/src/__tests__/recall.test.ts
index 21a9c4e03..215a781cb 100644
--- a/src/__tests__/recall.test.ts
+++ b/src/__tests__/recall.test.ts
@@ -6,7 +6,7 @@ import YAML from 'yaml';
 import { autoUpvote } from '../recall.js';
 import { buildIndex, loadIndex, search } from '../utils/search-index.js';
 import type { SearchResult } from '../utils/search-index.js';
-import type { LocalConfig, SearchIndex, UserVotesV2 } from '../types.js';
+import type { LocalConfig, UserVotesV2 } from '../types.js';
 
 // ─── Test helpers ──────────────────────────────────────────
 
diff --git a/src/__tests__/roles-cmd.test.ts b/src/__tests__/roles-cmd.test.ts
index 810cf4f20..57459198f 100644
--- a/src/__tests__/roles-cmd.test.ts
+++ b/src/__tests__/roles-cmd.test.ts
@@ -1,5 +1,5 @@
-import { describe, expect, it, vi, beforeEach, afterEach } from 'vitest';
-import { mkdtempSync, writeFileSync, rmSync, mkdirSync, readFileSync, existsSync } from 'node:fs';
+import { describe, expect, it } from 'vitest';
+import { mkdtempSync, writeFileSync, rmSync, mkdirSync, existsSync } from 'node:fs';
 import os from 'node:os';
 import path from 'node:path';
 import YAML from 'yaml';
diff --git a/src/__tests__/search-idf-domain-isolation.test.ts b/src/__tests__/search-idf-domain-isolation.test.ts
index 2b6e1e288..b325c8859 100644
--- a/src/__tests__/search-idf-domain-isolation.test.ts
+++ b/src/__tests__/search-idf-domain-isolation.test.ts
@@ -25,12 +25,6 @@ import { buildIndex, loadIndex, search } from '../utils/search-index.js';
 const N_TECH = 3;
 const N_OPS = 12;
 
-// ---------------------------------------------------------------------------
-// Shared token set: words that appear in BOTH technical AND ops fixture docs.
-// Must be plain ASCII so tokenize() handles them predictably.
-// ---------------------------------------------------------------------------
-const SHARED_TOKENS = ['timeout', 'retry', 'config'];
-
 // ---------------------------------------------------------------------------
 // Fixture helpers
 // ---------------------------------------------------------------------------
diff --git a/src/__tests__/section-merge.test.ts b/src/__tests__/section-merge.test.ts
index 5330a95c3..364b8a175 100644
--- a/src/__tests__/section-merge.test.ts
+++ b/src/__tests__/section-merge.test.ts
@@ -1,6 +1,6 @@
 import { describe, it, expect } from 'vitest';
 
-import { mergeWithAnchors, splitToSections, joinSections } from '../section-patcher.js';
+import { mergeWithAnchors } from '../section-patcher.js';
 
 const META = { source: 'https://github.com/org/repo@deadbeef', syncedAt: '2024-01-01T00:00:00.000Z' };
 const META2 = { source: 'https://github.com/org/repo@cafebabe', syncedAt: '2024-06-01T00:00:00.000Z' };
diff --git a/src/__tests__/section-patcher.test.ts b/src/__tests__/section-patcher.test.ts
index 472efb570..794bb91d2 100644
--- a/src/__tests__/section-patcher.test.ts
+++ b/src/__tests__/section-patcher.test.ts
@@ -6,7 +6,6 @@ import {
     parseSections,
     patchManagedSection,
     hashBody,
-    mergeWithAnchors,
 } from '../section-patcher.js';
 
 // ─── hashBody ────────────────────────────────────────────
diff --git a/src/__tests__/self-mode-no-business-reset.test.ts b/src/__tests__/self-mode-no-business-reset.test.ts
index 19f0f65ea..c821a5829 100644
--- a/src/__tests__/self-mode-no-business-reset.test.ts
+++ b/src/__tests__/self-mode-no-business-reset.test.ts
@@ -53,14 +53,6 @@ describe('E2E self-mode: business repo working tree is never reset', () => {
     const teamaiDir = path.join(businessRoot, '.teamai');
     fs.mkdirSync(teamaiDir, { recursive: true });
 
-    // self-mode user-scope config: localPath = <businessRoot>/.teamai
-    const cfg: LocalConfig = {
-      repo: { localPath: teamaiDir, remote: '', kind: 'self', businessRepoRoot: businessRoot },
-      username: 'me',
-      scope: 'user',
-      additionalRoles: [],
-    } as unknown as LocalConfig;
-
     // The bug path: pull passes selfConfig now (fix 1). Even without it, the
     // isDedicatedRoot guard (fix 2) must protect the tree — test the guard by
     // NOT passing selfConfig, forcing the else branch.
diff --git a/src/__tests__/session-analytics.test.ts b/src/__tests__/session-analytics.test.ts
index f5ef5872f..64029010d 100644
--- a/src/__tests__/session-analytics.test.ts
+++ b/src/__tests__/session-analytics.test.ts
@@ -239,22 +239,22 @@ describe('timeAnalytics', () => {
 
   it('returns empty analytics for no events', () => {
     const ta = timeAnalytics([]);
-    expect(ta).toEqual({ byHour: new Array(24).fill(0), peakHour: -1, nightOwlRatio: 0, activeMinutes: 0, totalEvents: 0 });
+    expect(ta).toEqual({ byHour: Array.from({ length: 24 }, () => 0), peakHour: -1, nightOwlRatio: 0, activeMinutes: 0, totalEvents: 0 });
   });
 });
 
 describe('renderHourSparkline', () => {
   it('renders 24 characters', () => {
-    const spark = renderHourSparkline(new Array(24).fill(0).map((_, i) => i));
+    const spark = renderHourSparkline(Array.from({ length: 24 }, (_, i) => i));
     expect(spark.length).toBe(24);
   });
 
   it('renders all-zero input as 24 dots (idle is distinct from low activity)', () => {
-    expect(renderHourSparkline(new Array(24).fill(0))).toBe('·'.repeat(24));
+    expect(renderHourSparkline(Array.from({ length: 24 }, () => 0))).toBe('·'.repeat(24));
   });
 
   it('renders a single peak as a full bar and empty hours as dots', () => {
-    const byHour = new Array(24).fill(0);
+    const byHour = Array.from({ length: 24 }, () => 0);
     byHour[9] = 42;
     const spark = renderHourSparkline(byHour);
     expect(spark[9]).toBe('█');
diff --git a/src/__tests__/tags-cmd.test.ts b/src/__tests__/tags-cmd.test.ts
index d0a6b7b1c..af6e822d7 100644
--- a/src/__tests__/tags-cmd.test.ts
+++ b/src/__tests__/tags-cmd.test.ts
@@ -188,7 +188,7 @@ describe('tags list', () => {
     addSkill('hai', 'c');
     writeFileSync(path.join(repoPath, 'tags.yaml'), 'skills:\n  a: [frontend]\nrules: {}\n');
 
-    await tagsList({});
+    await tagsList();
 
     expect(log.dim).toHaveBeenCalledWith('  3 skill(s) have no tags and are always synced.');
   });
@@ -206,7 +206,7 @@ describe('tags list', () => {
     writeFileSync(path.join(repoPath, 'tags.yaml'), 'skills:\n  a: [frontend]\nrules: {}\n');
     useConfig({ primaryRole: 'hai' });
 
-    await tagsList({});
+    await tagsList();
 
     // pm/x is untagged but outside the member's namespaces, so pull never delivers it.
     expect(log.dim).toHaveBeenCalledWith('  1 skill(s) have no tags and are always synced.');
@@ -218,7 +218,7 @@ describe('tags list', () => {
     addSkill('hai', 'a');
     writeFileSync(path.join(repoPath, 'tags.yaml'), 'skills:\n  a: [frontend]\nrules: {}\n');
 
-    await tagsList({});
+    await tagsList();
 
     expect(log.dim).toHaveBeenCalledWith('  1 skill(s) have no tags and are always synced.');
   });
@@ -230,7 +230,7 @@ describe('tags list', () => {
     writeFileSync(path.join(repoPath, 'tags.yaml'), 'skills:\n  a: [frontend]\nrules: {}\n');
     useConfig({ primaryRole: 'hai' });
 
-    await expect(tagsList({})).resolves.toBeUndefined();
+    await expect(tagsList()).resolves.toBeUndefined();
 
     expect(console.log).toHaveBeenCalledWith(expect.stringContaining('frontend'));
     expect(log.warn).toHaveBeenCalledWith(expect.stringContaining('Could not count untagged skills'));
diff --git a/src/__tests__/tclaude-tcodex.test.ts b/src/__tests__/tclaude-tcodex.test.ts
index c89c4eda3..b82b89aa1 100644
--- a/src/__tests__/tclaude-tcodex.test.ts
+++ b/src/__tests__/tclaude-tcodex.test.ts
@@ -1,6 +1,5 @@
 // -*- coding: utf-8 -*-
 import { describe, it, expect } from 'vitest';
-import os from 'node:os';
 import path from 'node:path';
 import fs from 'fs-extra';
 
diff --git a/src/__tests__/votes-e2e.test.ts b/src/__tests__/votes-e2e.test.ts
index d3e988071..c03521518 100644
--- a/src/__tests__/votes-e2e.test.ts
+++ b/src/__tests__/votes-e2e.test.ts
@@ -17,7 +17,6 @@ import { incrementRecalled, incrementUpvoted, syncVotesToTeam, loadUserVotes } f
 import { parseTranscriptForVotes } from '../transcript-parser.js';
 import { buildIndex, loadIndex, search } from '../utils/search-index.js';
 import { computeAllConfidence, writeBackConfidence } from '../maintenance/confidence.js';
-import { annotateHotness, HOT_THRESHOLD } from '../maintenance/hot-cold.js';
 import { findPruneCandidates } from '../maintenance/prune.js';
 import type { UserVotesV2 } from '../types.js';
 
diff --git a/src/__tests__/webhook-formatters.test.ts b/src/__tests__/webhook-formatters.test.ts
index 46c654d42..d43dde7af 100644
--- a/src/__tests__/webhook-formatters.test.ts
+++ b/src/__tests__/webhook-formatters.test.ts
@@ -1,4 +1,4 @@
-import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { describe, it, expect } from 'vitest';
 import { formatFeishuMessage, formatWecomMessage, formatGenericJson } from '../webhook-formatters.js';
 import type { WebhookPayload } from '../types.js';
 
diff --git a/src/cache-cmd.ts b/src/cache-cmd.ts
index 1c2d4b9e9..8d3a96569 100644
--- a/src/cache-cmd.ts
+++ b/src/cache-cmd.ts
@@ -94,7 +94,6 @@ async function runStatus(opts: CacheCmdOptions): Promise<void> {
     const colKey = 50;
     const colSize = 12;
     const colUsed = 26;
-    const colSha = 10;
 
     const header = [
         'KEY'.padEnd(colKey),
diff --git a/src/coauthor-reconcile.ts b/src/coauthor-reconcile.ts
index 6f137ac1a..0e03c1100 100644
--- a/src/coauthor-reconcile.ts
+++ b/src/coauthor-reconcile.ts
@@ -258,7 +258,7 @@ export async function reconcileCoAuthorForConfig(
   localConfig: LocalConfig,
   state: State,
 ): Promise<CoAuthorReconcileResult> {
-  const managed: Record<string, boolean> = { ...(state.coAuthorManaged ?? {}) };
+  const managed: Record<string, boolean> = { ...state.coAuthorManaged };
   const changes: CoAuthorChange[] = [];
 
   const intent = resolveCoAuthor(localConfig, teamConfig);
diff --git a/src/codebase-extract.ts b/src/codebase-extract.ts
index 04e85e1a9..9a6b5fb99 100644
--- a/src/codebase-extract.ts
+++ b/src/codebase-extract.ts
@@ -89,7 +89,6 @@ function detectKnowledgeGaps(
 ): KnowledgeGap[] {
   const gaps: KnowledgeGap[] = [];
   const scannedFiles = new Set(files.map((f) => f.relativePath));
-  const nodeSlugs = new Set(graph.nodes.map((n) => n.slug));
   const connectedNodes = new Set<string>();
   for (const edge of graph.edges) {
     connectedNodes.add(edge.from);
diff --git a/src/codebase-upgrade-wiki.ts b/src/codebase-upgrade-wiki.ts
index aaacca010..e65a32864 100644
--- a/src/codebase-upgrade-wiki.ts
+++ b/src/codebase-upgrade-wiki.ts
@@ -1,4 +1,4 @@
-import { readdir, readFile, rm } from 'node:fs/promises';
+import { readdir, readFile } from 'node:fs/promises';
 import path from 'node:path';
 
 import chalk from 'chalk';
diff --git a/src/codebase-wiki-lint.ts b/src/codebase-wiki-lint.ts
index eb5c83118..2c0e28b0a 100644
--- a/src/codebase-wiki-lint.ts
+++ b/src/codebase-wiki-lint.ts
@@ -165,7 +165,6 @@ export async function lintTeamwiki(opts: {
   // Graph health metrics
   let graphHealth = { nodeCount: 0, edgeCount: 0, orphanNodes: 0, connectivity: 0 };
   if (graph) {
-    const nodeSlugs = new Set(graph.nodes.map(n => n.slug));
     const connectedNodes = new Set<string>();
     for (const edge of graph.edges) {
       connectedNodes.add(edge.from);
diff --git a/src/contribute-check.ts b/src/contribute-check.ts
index 3564df0e4..ebb28de65 100644
--- a/src/contribute-check.ts
+++ b/src/contribute-check.ts
@@ -106,7 +106,7 @@ function normalizePromptSummary(raw?: string): string | undefined {
   if (typeof raw !== 'string') return undefined;
   const normalized = redactWithEnv(raw)
     .replace(/[\r\n\t]+/g, ' ')
-    .replace(/[\u0000-\u0008\u000B\u000C\u000E-\u001F\u007F-\u009F]/g, '')
+    .replace(/\p{Cc}/gu, '')
     .replace(/\s+/g, ' ')
     .trim();
   if (!normalized) return undefined;
diff --git a/src/dashboard-collector.ts b/src/dashboard-collector.ts
index 30b9415ef..d636a0d1d 100644
--- a/src/dashboard-collector.ts
+++ b/src/dashboard-collector.ts
@@ -30,7 +30,6 @@ import {
   type DashboardEvent,
   type DashboardEventType,
   type DashboardSession,
-  type DashboardSessionStatus,
   type TokenUsage,
   type TokenSnapshotScope,
   type SessionMetrics,
diff --git a/src/deep-enrich.ts b/src/deep-enrich.ts
index 9acdd8159..9d284c3ba 100644
--- a/src/deep-enrich.ts
+++ b/src/deep-enrich.ts
@@ -410,7 +410,7 @@ async function runPhaseComponents(
     let results: string[];
     try {
       results = await callClaudeParallel(tasks, BATCH);
-    } catch (err) {
+    } catch {
       // AggregateError — 部分可能成功，graceful fallback
       log.warn(`deep-enrich[${project}]: batch[${i}] partially failed, falling back to sequential`);
       results = await Promise.all(
@@ -624,7 +624,7 @@ async function runPhaseAiGraph(
   ctx: EnrichContext,
   docsDir: string,
 ): Promise<{ g5Generated: boolean; g6Generated: boolean }> {
-  const { project, evidenceDir } = opts;
+  const { project } = opts;
   log.info(`deep-enrich[${project}]: Phase 4 — Generating AI graph docs (G5/G6)`);
 
   await mkdir(docsDir, { recursive: true });
diff --git a/src/digest.ts b/src/digest.ts
index 199834071..49de982e4 100644
--- a/src/digest.ts
+++ b/src/digest.ts
@@ -7,7 +7,7 @@ import { parseLearningDoc, titleFromFilename } from './utils/search-index.js';
 import { requireInit, detectProjectConfig } from './config.js';
 import { calculateTeamHealth } from './skill-health.js';
 import { createGit } from './utils/git.js';
-import type { GlobalOptions, UserStats, TokenUsage } from './types.js';
+import type { UserStats, TokenUsage } from './types.js';
 import { totalTokens } from './types.js';
 import { mergeDailyStats, summarizeTrendWindow, type TrendPeriod } from './session-trends.js';
 
@@ -405,7 +405,7 @@ export function formatTrendLines(periods: { current: TrendPeriod; previous: Tren
 /**
  * Generate and display weekly team digest.
  */
-export async function generateDigest(options: GlobalOptions): Promise<void> {
+export async function generateDigest(): Promise<void> {
   try {
     const projectConfig = await detectProjectConfig();
     const localConfig = projectConfig ?? (await requireInit()).localConfig;
diff --git a/src/hooks.ts b/src/hooks.ts
index 32b2f245d..2a6a32f8f 100644
--- a/src/hooks.ts
+++ b/src/hooks.ts
@@ -218,11 +218,6 @@ const TEAMAI_COMMAND_MARKERS = [
   'teamai auto-recall', 'teamai todowrite-hint', 'teamai mr-hint', 'teamai hook-dispatch',
 ];
 
-function extractTeamaiSubcommand(command: string): string | null {
-  const match = command.match(/teamai\s+([\w-]+)/);
-  return match ? match[1] : null;
-}
-
 function isTeamaiHookCommand(command: string): boolean {
   return /(?:^|"|\s)teamai\s/.test(command);
 }
diff --git a/src/import-iwiki.ts b/src/import-iwiki.ts
index c1b0c5467..7aaa3f3b6 100644
--- a/src/import-iwiki.ts
+++ b/src/import-iwiki.ts
@@ -6,7 +6,7 @@
  */
 
 import path from 'node:path';
-import { readFile, mkdir, writeFile } from 'node:fs/promises';
+import { readFile, writeFile } from 'node:fs/promises';
 
 import { classifyWithAI, interactiveReview, pushAccepted } from './import-local.js';
 import { IWikiClient } from './utils/iwiki-client.js';
diff --git a/src/import-local.ts b/src/import-local.ts
index 950e50a1f..46036370d 100644
--- a/src/import-local.ts
+++ b/src/import-local.ts
@@ -446,7 +446,6 @@ export async function interactiveReview(
 
     let answered = false;
     while (!answered) {
-      // eslint-disable-next-line no-await-in-loop
       const input = await question('[A]ccept  [E]dit  [S]kip  > ');
       const choice = input.trim().toLowerCase();
 
@@ -457,7 +456,6 @@ export async function interactiveReview(
         sessionItem.status = 'skipped';
         answered = true;
       } else if (choice === 'e') {
-        // eslint-disable-next-line no-await-in-loop
         const newTitle = await question('  New title: ');
         const trimmedTitle = newTitle.trim();
         if (trimmedTitle.length > 0 && sessionItem.learningDraft) {
@@ -477,7 +475,6 @@ export async function interactiveReview(
     processedCount++;
     session.progress = processedCount;
     // 每次选择后立即持久化，支持中断恢复
-    // eslint-disable-next-line no-await-in-loop
     await persistSession(session, sessionPath);
   }
 
diff --git a/src/import-repo-list.ts b/src/import-repo-list.ts
index b2f20d3c9..c9dc4860b 100644
--- a/src/import-repo-list.ts
+++ b/src/import-repo-list.ts
@@ -121,7 +121,6 @@ export async function importFromRepoList(
                 explicitDomain: entry.domain,
                 dryRun,
                 output,
-                interactive: false,
                 incremental,
                 skipAutoPush: true,
                 skipEnrich,
diff --git a/src/import-repo.ts b/src/import-repo.ts
index c3b5fc1e0..4395d88c6 100644
--- a/src/import-repo.ts
+++ b/src/import-repo.ts
@@ -34,12 +34,6 @@ export interface ImportFromRepoOptions {
     dryRun?: boolean;
     /** Custom output root directory; defaults to .teamai/team-repo/teamwiki */
     output?: string;
-    /**
-     * Whether to enable interactive confirmation.
-     * Default true (shows AI recommendation and waits for user input in TTY);
-     * pass false for batch imports → non-TTY path (assign to uncategorized when confidence is low).
-     */
-    interactive?: boolean;
     /** Incremental mode: on cache hit do fetch+reset only; on miss fall back to full clone */
     incremental?: boolean;
     /** In batch mode, skip per-repo autoPushTeamRepo (caller handles it collectively) */
@@ -193,7 +187,7 @@ export function detectCrossRepoEdges(
 export async function importFromRepo(opts: ImportFromRepoOptions): Promise<void> {
     const {
         url, depth = 1, forceSsh = false, forceAnonymous = false,
-        explicitDomain, dryRun = false, output, interactive = true,
+        explicitDomain, dryRun = false, output,
         incremental = false, skipAutoPush = false, skipEnrich = false, sourceMrUrl,
     } = opts;
 
diff --git a/src/import.ts b/src/import.ts
index 6a5ef18e6..5272948f8 100644
--- a/src/import.ts
+++ b/src/import.ts
@@ -328,7 +328,6 @@ export async function importCmd(opts: ImportOptions): Promise<void> {
                 await importFromRepo({
                   url: ctx.repoUrl,
                   incremental: true,
-                  interactive: false,
                   skipAutoPush: true,
                   sourceMrUrl: opts.fromMr,
                 });
diff --git a/src/index.ts b/src/index.ts
index 1d84f6e48..2e1ffa9de 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -334,9 +334,8 @@ const rolesCmd = program
   .description('Manage team roles and resource namespaces')
   .action(async () => {
     // Default action: list roles
-    const globalOpts = program.opts() as GlobalOptions;
     const { rolesList } = await import('./roles-cmd.js');
-    await rolesList(globalOpts);
+    await rolesList();
   });
 
 rolesCmd
@@ -352,9 +351,8 @@ rolesCmd
   .command('list')
   .description('List all defined roles and your current role')
   .action(async () => {
-    const globalOpts = program.opts() as GlobalOptions;
     const { rolesList } = await import('./roles-cmd.js');
-    await rolesList(globalOpts);
+    await rolesList();
   });
 
 rolesCmd
@@ -479,18 +477,16 @@ const tagsCmd = program
   .description('Manage tag-based skill/rule filtering')
   .action(async () => {
     // Default action: list tags
-    const globalOpts = program.opts() as GlobalOptions;
     const { tagsList } = await import('./tags.js');
-    await tagsList(globalOpts);
+    await tagsList();
   });
 
 tagsCmd
   .command('list')
   .description('List all available tags and subscription status')
   .action(async () => {
-    const globalOpts = program.opts() as GlobalOptions;
     const { tagsList } = await import('./tags.js');
-    await tagsList(globalOpts);
+    await tagsList();
   });
 
 tagsCmd
@@ -559,7 +555,6 @@ const sourceCmd = program
   .command('source')
   .description('Manage cross-team skill sources')
   .action(async () => {
-    const globalOpts = program.opts() as GlobalOptions;
     const { sourceList } = await import('./source.js');
     await sourceList();
   });
@@ -934,9 +929,8 @@ program
   .command('digest')
   .description('Generate weekly team activity digest')
   .action(async () => {
-    const globalOpts = program.opts() as GlobalOptions;
     const { generateDigest } = await import('./digest.js');
-    await generateDigest(globalOpts);
+    await generateDigest();
   });
 
 // ─── Dashboard commands ─────────────────────────────────
diff --git a/src/local-agent.ts b/src/local-agent.ts
index b185090c8..99c50ab1e 100644
--- a/src/local-agent.ts
+++ b/src/local-agent.ts
@@ -73,7 +73,6 @@ import {
   type ManagedMcpRecord,
   type McpServerDef,
   type McpTransport,
-  type Scope,
   type TeamaiConfig,
 } from './types.js';
 import { getUserHome } from './utils/home.js';
@@ -748,7 +747,7 @@ async function localAgentFetch<T>(
   const url = `${config.endpoint}${resolveRoute(config, route)}`;
   const headers: Record<string, string> = {
     ...authHeaders(config, init?.body !== undefined),
-    ...((init?.headers as Record<string, string> | undefined) ?? {}),
+    ...(init?.headers as Record<string, string> | undefined),
   };
   logHttpRequest(tag, method, url, headers, init?.body);
 
@@ -806,7 +805,7 @@ function redactSecrets(s: string): string {
   return s
     .replace(new RegExp(`(--(?:${names})[= ]+)\\S+`, 'gi'), '$1***')
     .replace(new RegExp(`((?:${names})"?\\s*[:=]\\s*"?)[^"\\s,}]+`, 'gi'), '$1***')
-    .replace(/(bearer\s+)[\w.\-]+/gi, '$1***');
+    .replace(/(bearer\s+)[\w.-]+/gi, '$1***');
 }
 
 /**
@@ -1041,7 +1040,7 @@ async function persistWorkspaceBinding(
   const boundAt = new Date().toISOString();
   for (const key of keys) {
     config.workspaceBindings[key] = {
-      ...(config.workspaceBindings[key] ?? {}),
+      ...config.workspaceBindings[key],
       projectId,
       projectName,
       boundAt,
@@ -1067,7 +1066,7 @@ async function inheritWorktreeBinding(
   const anchorBinding = config.workspaceBindings[anchors.projectAnchor];
   if (!anchorBinding) return false;
   config.workspaceBindings[resolvedPath] = {
-    ...(config.workspaceBindings[resolvedPath] ?? {}),
+    ...config.workspaceBindings[resolvedPath],
     projectId: anchorBinding.projectId,
     projectName: anchorBinding.projectName,
     boundAt: new Date().toISOString(),
diff --git a/src/maintenance/confidence.ts b/src/maintenance/confidence.ts
index cd0575885..0136a3758 100644
--- a/src/maintenance/confidence.ts
+++ b/src/maintenance/confidence.ts
@@ -98,7 +98,7 @@ export async function writeBackConfidence(
   let updated = 0;
   const files = await listLearningFiles(learningsDirs);
 
-  for (const { file, absPath, root } of files) {
+  for (const { file, absPath } of files) {
     const docId = file.replace(/\.md$/i, '');
     const newConf = confidenceMap.get(docId);
     if (newConf === undefined) continue;
diff --git a/src/maintenance/promote.ts b/src/maintenance/promote.ts
index 5e4ca9307..0e5b187f3 100644
--- a/src/maintenance/promote.ts
+++ b/src/maintenance/promote.ts
@@ -2,7 +2,7 @@
 import path from 'node:path';
 
 import matter from 'gray-matter';
-import { readFileSafe, writeFile, listFiles, ensureDir, copyFile } from '../utils/fs.js';
+import { readFileSafe, writeFile, listFiles, ensureDir } from '../utils/fs.js';
 import { isInWriteRoot, listLearningFiles } from '../utils/learnings-roots.js';
 import { log } from '../utils/logger.js';
 import { computeAllConfidence } from './confidence.js';
diff --git a/src/manifest-schema.ts b/src/manifest-schema.ts
index 28c4c84c4..19302e277 100644
--- a/src/manifest-schema.ts
+++ b/src/manifest-schema.ts
@@ -20,7 +20,7 @@ import { warnOnce } from './utils/warn-once.js';
 // The control ranges are both of them, C0 with DEL and C1: a segment carrying one
 // is a name no admin typed on purpose, and it renders as something other than
 // what it is in a terminal that reports the path back.
-const UNSAFE_SEGMENT = /[/\\:\u0000-\u001f\u007f-\u009f]/;
+const UNSAFE_SEGMENT = /[/\\:\p{Cc}]/u;
 
 // Win32 strips trailing spaces and periods from every path component, so a
 // namespace ending in one is not the directory the manifest names: `.. ` arrives
diff --git a/src/projects-cmd.ts b/src/projects-cmd.ts
index 443401668..f136a6cb1 100644
--- a/src/projects-cmd.ts
+++ b/src/projects-cmd.ts
@@ -2,7 +2,6 @@ import path from 'node:path';
 import YAML from 'yaml';
 import {
   autoDetectInit,
-  loadLocalConfig,
   saveLocalConfig,
   saveLocalConfigForScope,
   loadStateForScope,
@@ -14,7 +13,6 @@ import {
   validateProjectsManifest,
   findProject,
   listProjectIds,
-  describeProjects,
   unknownProjectMessage,
   PROJECT_RESOURCE_TYPES,
 } from './projects.js';
diff --git a/src/providers/github/gh-cli.ts b/src/providers/github/gh-cli.ts
index 5b85e8046..387c19747 100644
--- a/src/providers/github/gh-cli.ts
+++ b/src/providers/github/gh-cli.ts
@@ -1,6 +1,6 @@
 import { spawnSync } from 'node:child_process';
 import crossSpawn from 'cross-spawn';
-import { log, spinner } from '../../utils/logger.js';
+import { log } from '../../utils/logger.js';
 import { resolveCliPath } from '../../utils/cli-path.js';
 import { isInteractive } from '../../utils/prompt.js';
 
@@ -8,13 +8,6 @@ import { isInteractive } from '../../utils/prompt.js';
 
 const GITHUB_API = 'https://api.github.com';
 
-// ─── Shell helpers ───────────────────────────────────────
-
-/** Shell-quote a string using single quotes. */
-function shellQuote(s: string): string {
-  return "'" + s.replace(/'/g, "'\\''") + "'";
-}
-
 // ─── gh CLI detection ────────────────────────────────────
 
 /**
@@ -62,14 +55,14 @@ export function ghExec(
   if (options?.inheritStdio) {
     const result = crossSpawn.sync(ghPath, args, {
       stdio: 'inherit',
-      env: { ...process.env, ...(options.env ?? {}) },
+      env: { ...process.env, ...options.env },
       cwd: options.cwd,
     });
     return { stdout: '', stderr: '', status: result.status ?? 1 };
   }
 
   const result = crossSpawn.sync(ghPath, args, {
-    env: { ...process.env, ...(options?.env ?? {}) },
+    env: { ...process.env, ...options?.env },
     encoding: 'utf-8',
     maxBuffer: 10 * 1024 * 1024,
     cwd: options?.cwd,
diff --git a/src/providers/github/repo-url.ts b/src/providers/github/repo-url.ts
index 816e96a9d..346946f56 100644
--- a/src/providers/github/repo-url.ts
+++ b/src/providers/github/repo-url.ts
@@ -31,7 +31,7 @@ export function parseGitHubRepoInput(input: string): RepoInfo {
 
   // Short format: owner/repo (single slash only, no subgroups on GitHub)
   const shortMatch = trimmed.match(
-    /^([A-Za-z0-9_.\-]+)\/([A-Za-z0-9_.\-]+)$/,
+    /^([A-Za-z0-9_.-]+)\/([A-Za-z0-9_.-]+)$/,
   );
   if (shortMatch) {
     return buildRepoInfo(shortMatch[1], shortMatch[2]);
diff --git a/src/providers/gitlab/mr-fetch.ts b/src/providers/gitlab/mr-fetch.ts
index c2f02feb3..8c89e1eac 100644
--- a/src/providers/gitlab/mr-fetch.ts
+++ b/src/providers/gitlab/mr-fetch.ts
@@ -1,6 +1,6 @@
 import { type MRData } from '../../types.js';
 import { log } from '../../utils/logger.js';
-import { getGitLabToken, gitlabApiBase } from './gitlab-api.js';
+import { getGitLabToken } from './gitlab-api.js';
 import { GITLAB_HOST } from './repo-url.js';
 
 /** GitLab MR URL 解析结果 */
diff --git a/src/providers/gitlab/repo-url.ts b/src/providers/gitlab/repo-url.ts
index a69918181..0e7baa276 100644
--- a/src/providers/gitlab/repo-url.ts
+++ b/src/providers/gitlab/repo-url.ts
@@ -53,7 +53,7 @@ export function parseGitLabRepoInput(input: string): RepoInfo {
 
   // Short format: owner/repo or group/subgroup/repo (host = configured default)
   const shortMatch = trimmed.match(
-    /^([A-Za-z0-9_.\-]+(?:\/[A-Za-z0-9_.\-]+)*)\/([A-Za-z0-9_.\-]+)$/,
+    /^([A-Za-z0-9_.-]+(?:\/[A-Za-z0-9_.-]+)*)\/([A-Za-z0-9_.-]+)$/,
   );
   if (shortMatch) {
     return buildRepoInfo(GITLAB_HOST, shortMatch[1], shortMatch[2]);
diff --git a/src/providers/tgit/gf-cli.ts b/src/providers/tgit/gf-cli.ts
index d329699b9..3103cb73e 100644
--- a/src/providers/tgit/gf-cli.ts
+++ b/src/providers/tgit/gf-cli.ts
@@ -3,7 +3,7 @@ import { createHash, randomBytes } from 'node:crypto';
 import fs from 'node:fs';
 import os from 'node:os';
 import path from 'node:path';
-import { pathExists, ensureDir } from '../../utils/fs.js';
+import { ensureDir } from '../../utils/fs.js';
 import { log, spinner } from '../../utils/logger.js';
 import { isInteractive } from '../../utils/prompt.js';
 import { getTeamaiHomeDir } from '../../types.js';
diff --git a/src/providers/tgit/index.ts b/src/providers/tgit/index.ts
index 03b8f1452..1aacddfad 100644
--- a/src/providers/tgit/index.ts
+++ b/src/providers/tgit/index.ts
@@ -8,7 +8,6 @@ import {
   gfRepoClone,
   gfCreateRepo,
   gfMrCreate,
-  gfGetOAuthToken,
   RepoNotFoundError as GfRepoNotFoundError,
 } from './gf-cli.js';
 import { gfListOrgRepos } from './gf-org.js';
diff --git a/src/providers/tgit/repo-url.ts b/src/providers/tgit/repo-url.ts
index a33f845ec..cf87b9ff3 100644
--- a/src/providers/tgit/repo-url.ts
+++ b/src/providers/tgit/repo-url.ts
@@ -31,7 +31,7 @@ export function parseTGitRepoInput(input: string): RepoInfo {
 
   // Short format: owner/repo or group/subgroup/repo
   const shortMatch = trimmed.match(
-    /^([A-Za-z0-9_.\-]+(?:\/[A-Za-z0-9_.\-]+)*)\/([A-Za-z0-9_.\-]+)$/,
+    /^([A-Za-z0-9_.-]+(?:\/[A-Za-z0-9_.-]+)*)\/([A-Za-z0-9_.-]+)$/,
   );
   if (shortMatch) {
     return buildRepoInfo(shortMatch[1], shortMatch[2]);
diff --git a/src/pull.ts b/src/pull.ts
index 90a0934f0..2faf84926 100644
--- a/src/pull.ts
+++ b/src/pull.ts
@@ -6,7 +6,7 @@ import {
   indexedSkills, resolveDesiredAgents, resolveDesiredRules, resolveDesiredSkills, type RolePullContext,
 } from './resources/desired.js';
 import type { IndexedSkills } from './utils/search-index.js';
-import { requireInit, loadState, saveState, detectProjectConfig, describeUnreadableConfig, loadLocalConfigForScope, loadTeamConfig, loadStateForScope, saveStateForScope } from './config.js';
+import { detectProjectConfig, describeUnreadableConfig, loadLocalConfigForScope, loadTeamConfig, loadStateForScope, saveStateForScope } from './config.js';
 import { pullRepo, getHeadRev, createGit, getDefaultBranch, listWorktrees } from './utils/git.js';
 import { publishQueuedLearnings } from './utils/learnings-publish.js';
 import { pendingLearningsDir } from './utils/pending-learnings.js';
@@ -22,7 +22,7 @@ import { skillsDirForTool } from './resources/skills.js';
 import { ruleFileExtensionForTool } from './resources/rule-format.js';
 import { AGENT_FILE_EXTENSIONS } from './resources/agent-format.js';
 import { BUILTIN_SKILL_NAMES } from './builtin-skills.js';
-import type { GlobalOptions, ResourceType, ResourceItem, TeamaiConfig, LocalConfig, State, TagsConfig } from './types.js';
+import type { GlobalOptions, ResourceType, ResourceItem, TeamaiConfig, LocalConfig, State } from './types.js';
 import {
   getUserLearningsDir,
   TEAMAI_CULTURE_START,
diff --git a/src/push.ts b/src/push.ts
index 2058a71f5..091e7828b 100644
--- a/src/push.ts
+++ b/src/push.ts
@@ -21,7 +21,7 @@ import type {
 } from './types.js';
 import { getDataHome, SELF_KNOWLEDGE_SCAN_KEY, SYNC_LOCK_FILENAME } from './types.js';
 import { acquireLock, releaseLock } from './update.js';
-import { assertSafePath, assertSafeResourceName, defaultAllowedRoots } from './utils/path-safety.js';
+import { assertSafeResourceName } from './utils/path-safety.js';
 import { loadRolesManifest, resolveRoleResourceNamespaces, RolesManifestNotFoundError } from './roles.js';
 import type { ProjectsManifest } from './projects.js';
 import { isSafeNamespaceSegment, NAMESPACE_RULE, fallbackNamespaceError } from './manifest-schema.js';
@@ -848,7 +848,6 @@ async function pushCore(
   result?: { completed: boolean },
 ): Promise<void> {
   const selfMode = localConfig.repo.kind === 'self';
-  const scopeLabel = localConfig.scope;
 
   // Pull latest default branch BEFORE scanning so detection runs against up-to-date repo.
   // The team repo may be in various broken states from previous failed pushes:
diff --git a/src/recall.ts b/src/recall.ts
index e656ee644..94905ffef 100644
--- a/src/recall.ts
+++ b/src/recall.ts
@@ -3,12 +3,12 @@ import { existsSync } from 'node:fs';
 import { requireInit, detectProjectConfig, describeUnreadableConfig, loadLocalConfigForScope } from './config.js';
 import { loadIndex, buildIndex, search, isLegacyIndex } from './utils/search-index.js';
 import type { BuildIndexOptions, SearchResult } from './utils/search-index.js';
-import { readFileSafe, ensureDir, pathExists } from './utils/fs.js';
+import { ensureDir, pathExists } from './utils/fs.js';
 import { log } from './utils/logger.js';
 import type { GlobalOptions, SearchIndex, LocalConfig } from './types.js';
 import { getProjectSearchIndexPath, getUserSearchIndexPath, getVotesDir } from './types.js';
 import { queryCodeKnowledge } from './code-knowledge-recall.js';
-import type { CodeKnowledgeResult, SourceAnchor } from './code-knowledge-recall.js';
+import type { SourceAnchor } from './code-knowledge-recall.js';
 import { recordRecallQuality } from './recall-quality.js';
 import { deriveSessionId } from './utils/session-id.js';
 
diff --git a/src/resources/agent-format.ts b/src/resources/agent-format.ts
index e4302188b..9fbb37344 100644
--- a/src/resources/agent-format.ts
+++ b/src/resources/agent-format.ts
@@ -262,7 +262,7 @@ function isManagedKiroSessionHook(value: unknown): boolean {
  * Kiro-private fields and hook entries from `tool_extras.kiro`.
  */
 export function renderForKiro(spec: AgentSpec): RenderResult {
-  const extras = { ...(spec.tool_extras?.['kiro'] ?? {}) };
+  const extras = { ...spec.tool_extras?.['kiro'] };
   const existingHooks = isRecord(extras['hooks']) ? { ...extras['hooks'] } : {};
   const existingAgentSpawn = Array.isArray(existingHooks['agentSpawn'])
     ? existingHooks['agentSpawn'].filter((entry) => !isManagedKiroSessionHook(entry))
@@ -449,12 +449,10 @@ function canUseTomlLiteral(value: string): boolean {
   if (!value.includes('\n')) return false;
   if (value.includes("'''")) return false;
   if (value.endsWith("'")) return false;
-  // Control characters a literal string cannot carry (`\r`, NUL, ...).
-  // U+007F DEL is one of them — TOML 1.0 bans it from literal strings
-  // alongside C0, and smol-toml rejects the whole document on it. The range
-  // `\x7f` sits outside the `\x00-\x1f` C0 block, so it needs its own
-  // alternative in the class.
-  if (/[\r\x00-\x08\x0b\x0c\x0e-\x1f\x7f]/.test(value)) return false;
+  // Control characters a literal string cannot carry (`\r`, NUL, DEL, ...):
+  // TOML 1.0 bans C0 other than tab and newline, plus DEL, and smol-toml
+  // rejects the whole document on them. C1 (U+0080-U+009F) is allowed.
+  if (/(?![\t\n\u0080-\u009f])\p{Cc}/u.test(value)) return false;
   return true;
 }
 
diff --git a/src/review-cmd.ts b/src/review-cmd.ts
index f9aa413ad..994a2811b 100644
--- a/src/review-cmd.ts
+++ b/src/review-cmd.ts
@@ -16,7 +16,6 @@ import { log } from './utils/logger.js';
 import {
     loadPendingReview,
     removePendingReview,
-    savePendingReview,
     type PendingReviewItem,
     type Risk,
 } from './review-store.js';
diff --git a/src/roles-cmd.ts b/src/roles-cmd.ts
index 421a39da2..bcad0fc14 100644
--- a/src/roles-cmd.ts
+++ b/src/roles-cmd.ts
@@ -1,12 +1,12 @@
 import path from 'node:path';
 import YAML from 'yaml';
-import { autoDetectInit, loadLocalConfig, saveLocalConfig, loadTeamConfig, saveLocalConfigForScope, loadStateForScope, saveStateForScope } from './config.js';
-import { loadRolesManifest, saveRolesManifest, findRole, describeRoles, listRoleIds } from './roles.js';
+import { autoDetectInit, saveLocalConfig, saveLocalConfigForScope, loadStateForScope, saveStateForScope } from './config.js';
+import { loadRolesManifest, saveRolesManifest, findRole, listRoleIds } from './roles.js';
 import type { RolesManifest, TeamRole } from './roles.js';
-import { ensureDir, pathExists, writeFile, expandHome } from './utils/fs.js';
+import { pathExists } from './utils/fs.js';
 import { log } from './utils/logger.js';
 import { pullLatest, runManifestEdit, pushManifestChange } from './manifest-edit.js';
-import type { GlobalOptions, LocalConfig } from './types.js';
+import type { GlobalOptions } from './types.js';
 import { askQuestion, askConfirmation } from './utils/prompt.js';
 
 /**
@@ -139,7 +139,7 @@ export async function rolesInit(options: GlobalOptions): Promise<void> {
 
 // ─── roles list ─────────────────────────────────────────
 
-export async function rolesList(options: GlobalOptions): Promise<void> {
+export async function rolesList(): Promise<void> {
     const { localConfig } = await autoDetectInit();
     const repoPath = localConfig.repo.localPath;
 
diff --git a/src/section-patcher.ts b/src/section-patcher.ts
index b47a68fd3..9839a8ba6 100644
--- a/src/section-patcher.ts
+++ b/src/section-patcher.ts
@@ -25,7 +25,7 @@ export interface ManagedSection {
  * 重复 slug 在调用处处理（加 -2 / -3 后缀）。
  */
 function slugify(title: string): string {
-    return title.trim().replace(/\s+/g, '-').replace(/[\/\\:]/g, '_');
+    return title.trim().replace(/\s+/g, '-').replace(/[/\\:]/g, '_');
 }
 
 /**
@@ -76,7 +76,7 @@ export function splitToSections(md: string): { prelude: string; sections: Manage
     // 找出所有 ## 标题的行号
     const headerIndices: number[] = [];
     for (let i = 0; i < lines.length; i++) {
-        if (/^## /.test(lines[i])) {
+        if (lines[i].startsWith('## ')) {
             headerIndices.push(i);
         }
     }
@@ -209,7 +209,7 @@ export function parseSections(md: string): { prelude: string; sections: ManagedS
             if (innerLines[i].trim() === '') {
                 continue;
             }
-            if (/^## /.test(innerLines[i])) {
+            if (innerLines[i].startsWith('## ')) {
                 titleLine = innerLines[i].replace(/^## /, '').trim();
                 bodyStartLine = i + 1;
             }
@@ -292,7 +292,7 @@ export function patchManagedSection(
     const oldInner = md.slice(openEnd, closeStart);
     let title = '';
     for (const line of oldInner.split('\n')) {
-        if (/^## /.test(line)) {
+        if (line.startsWith('## ')) {
             title = line.replace(/^## /, '').trim();
             break;
         }
@@ -356,16 +356,8 @@ export function mergeWithAnchors(
     }
 
     // 解析旧文件
-    let oldPrelude: string;
-    let oldSections: ManagedSection[];
-    try {
-        const parsed = parseSections(oldFile);
-        oldPrelude = parsed.prelude;
-        oldSections = parsed.sections;
-    } catch (err) {
-        // 解析失败（如未闭合锚点）：重新抛出，由调用方（import-repo）决定是否备份后 fallback
-        throw err;
-    }
+    // A parse failure (e.g. an unclosed anchor) throws; the caller (import-repo) decides whether to back up and fall back.
+    const { prelude: oldPrelude, sections: oldSections } = parseSections(oldFile);
 
     // 无旧锚点：视为首次写入
     if (oldSections.length === 0) {
diff --git a/src/session-analytics.ts b/src/session-analytics.ts
index 1816183f5..edcacdf91 100644
--- a/src/session-analytics.ts
+++ b/src/session-analytics.ts
@@ -86,7 +86,7 @@ const ACTIVE_GAP_MS = 5 * 60_000;
  * stream. Hours use the local timezone of the machine running the command.
  */
 export function timeAnalytics(events: DashboardEvent[]): TimeAnalytics {
-  const byHour = new Array(24).fill(0) as number[];
+  const byHour = Array.from({ length: 24 }, () => 0);
   let nightOwl = 0;
   let total = 0;
 
diff --git a/src/session-trends.ts b/src/session-trends.ts
index 70849099a..c89549e5a 100644
--- a/src/session-trends.ts
+++ b/src/session-trends.ts
@@ -301,7 +301,7 @@ export function mergeDailyStats(
   existing: Record<string, DailyUserStats> | undefined,
   delta: Record<string, DailyUserStats>,
 ): Record<string, DailyUserStats> {
-  const merged: Record<string, DailyUserStats> = { ...(existing ?? {}) };
+  const merged: Record<string, DailyUserStats> = { ...existing };
   for (const [date, increment] of Object.entries(delta)) {
     const current = merged[date] ?? emptyDaily();
     merged[date] = {
diff --git a/src/source.ts b/src/source.ts
index ddf083d3b..e37ddcee3 100644
--- a/src/source.ts
+++ b/src/source.ts
@@ -2,7 +2,7 @@ import path from 'node:path';
 import fse from 'fs-extra';
 import YAML from 'yaml';
 import { loadTeamConfig, autoDetectInit, loadLocalConfig, detectProjectConfig } from './config.js';
-import { createGit, pullRepo } from './utils/git.js';
+import { pullRepo } from './utils/git.js';
 import { parseFrontmatter } from './utils/frontmatter.js';
 import { detectProvider, getProvider } from './providers/index.js';
 import { log, spinner } from './utils/logger.js';
@@ -644,7 +644,7 @@ async function removeSkillFromToolPaths(skillName: string, teamConfig: TeamaiCon
     return;
   }
 
-  for (const [tool, toolPath] of Object.entries(scopedToolPaths(teamConfig, localConfig))) {
+  for (const toolPath of Object.values(scopedToolPaths(teamConfig, localConfig))) {
     if (!toolPath.skills) continue;
     const skillDir = path.join(baseDir, toolPath.skills, skillName);
     if (await pathExists(skillDir)) {
diff --git a/src/status.ts b/src/status.ts
index ebf4e6b3a..8717f4612 100644
--- a/src/status.ts
+++ b/src/status.ts
@@ -11,7 +11,6 @@ import { DocsHandler } from './resources/docs.js';
 import { detectInstalledAgents, type ResolvedAgent } from './known-agents.js';
 import {
   buildClassifyContext,
-  classifySkill,
   formatSkillSource,
   scanAgentSkills,
   truncate,
diff --git a/src/tags.ts b/src/tags.ts
index 4781118d6..59d1b5035 100644
--- a/src/tags.ts
+++ b/src/tags.ts
@@ -1,5 +1,3 @@
-import path from 'node:path';
-import YAML from 'yaml';
 import {
     requireInit,
     saveLocalConfig,
@@ -12,7 +10,6 @@ import {
 import { buildRolePullContext, resolveDesiredSkills } from './resources/desired.js';
 import { loadTagsConfig, collectTagStats, saveTagsConfig } from './utils/tags.js';
 import { log } from './utils/logger.js';
-import { readFileSafe } from './utils/fs.js';
 import type { GlobalOptions, LocalConfig, TagsConfig } from './types.js';
 
 /**
@@ -51,7 +48,7 @@ async function saveTagsScopeConfig(localConfig: LocalConfig): Promise<void> {
  * List all available tags from the team repo's tags.yaml.
  * Shows tag name, skill count, and rule count.
  */
-export async function tagsList(options: GlobalOptions): Promise<void> {
+export async function tagsList(): Promise<void> {
     const localConfig = await resolveTagsScope();
     const tagsConfig = await loadTagsConfig(localConfig.repo.localPath);
 
@@ -88,7 +85,6 @@ export async function tagsList(options: GlobalOptions): Promise<void> {
         );
     }
 
-    const totalRules = Object.keys(tagsConfig.rules).length;
     const untaggedSkills = await countUntaggedDeliveredSkills(localConfig, tagsConfig);
 
     console.log('');
diff --git a/src/team-push.ts b/src/team-push.ts
index 5f65065b2..cb49bff83 100644
--- a/src/team-push.ts
+++ b/src/team-push.ts
@@ -448,7 +448,7 @@ export function droppedRollouts(
       const day = parseDailySnapshot(daily[sid]);
       const left = {
         prompts: total.prompts, tokens: { ...total.tokens }, interrupt: iv.interrupt, toolReject: iv.toolReject,
-        correction: iv.correction, durationMs: day?.durationMs ?? 0, requestDaily: { ...(day?.requestDaily ?? {}) },
+        correction: iv.correction, durationMs: day?.durationMs ?? 0, requestDaily: { ...day?.requestDaily },
       };
       const covered = Object.values((writtenAt !== undefined && before?.get(sid)?.segments) || cur.segments)
         .filter((segment) => writtenAt === undefined || Date.parse(segment.since) <= writtenAt)
@@ -708,7 +708,7 @@ function raiseToCredit(
     cacheRead: Math.max(a.cacheRead, b.cacheRead), cacheCreation: Math.max(a.cacheCreation, b.cacheCreation),
   });
   result.promptTokens[runId] = {
-    ...(own ?? {}),
+    ...own,
     prompts: Math.max(ownTokens.prompts, credit.promptTokens.prompts),
     tokens: greater(ownTokens.tokens, credit.promptTokens.tokens),
   };
diff --git a/src/uninstall.ts b/src/uninstall.ts
index f6fc522b9..a8d9de59f 100644
--- a/src/uninstall.ts
+++ b/src/uninstall.ts
@@ -557,7 +557,7 @@ async function buildRemovalPlan(
         tool,
         toolPath,
         resolveToolBaseDir(tool, localConfig),
-        resolveBaseDir(localConfig),
+        baseDir,
         teamSkillNames,
         teamRuleNames,
         teamAgentNames,
diff --git a/src/utils/ai-client.ts b/src/utils/ai-client.ts
index 7b57551b0..ddb458e7f 100644
--- a/src/utils/ai-client.ts
+++ b/src/utils/ai-client.ts
@@ -203,7 +203,7 @@ async function runWithConcurrency<T>(
   tasks: Array<{ prompt: string; parse: (output: string) => T }>,
   concurrency: number
 ): Promise<PromiseSettledResult<T>[]> {
-  const results: PromiseSettledResult<T>[] = new Array(tasks.length);
+  const results = Array.from<PromiseSettledResult<T>>({ length: tasks.length });
   let running = 0;
   let index = 0;
 
diff --git a/src/utils/repo-attribution.ts b/src/utils/repo-attribution.ts
index 1f2215b02..5dbe11128 100644
--- a/src/utils/repo-attribution.ts
+++ b/src/utils/repo-attribution.ts
@@ -53,7 +53,7 @@ export function attributeRepo(cwd: string | undefined): string {
   if (!cwd || !cwd.trim()) return 'no_repo';
   const raw = cwd.trim();
 
-  if (/:\/\//.test(raw) || /^git@/.test(raw) || /^[^/\s]+\.[^/\s]+\//.test(raw)) {
+  if (/:\/\//.test(raw) || raw.startsWith('git@') || /^[^/\s]+\.[^/\s]+\//.test(raw)) {
     const c = canonicalRepo(raw);
     if (c) return c;
   }
diff --git a/src/wiki-engine/adapters/templates.ts b/src/wiki-engine/adapters/templates.ts
index 1bec1f780..20123555e 100644
--- a/src/wiki-engine/adapters/templates.ts
+++ b/src/wiki-engine/adapters/templates.ts
@@ -139,7 +139,6 @@ export function indexTemplate(
 
   sections.push('## 文档导航', '');
   for (const p of projects) {
-    const desc = p.description ?? p.label;
     sections.push(`### ${p.slug}`, '');
     sections.push(`- [overview.md](./evidence/code/${p.slug}/overview.md) — 架构概览`);
     sections.push(`- [modules/](./evidence/code/${p.slug}/modules/) — 模块级摘要（推荐首选）`);
diff --git a/src/wiki-engine/code-knowledge/code-extractors.ts b/src/wiki-engine/code-knowledge/code-extractors.ts
index 180a6b547..7624014e4 100644
--- a/src/wiki-engine/code-knowledge/code-extractors.ts
+++ b/src/wiki-engine/code-knowledge/code-extractors.ts
@@ -67,16 +67,3 @@ function groupByLanguage(files: CodeCollectedFile[]): Map<string, CodeCollectedF
   }
   return map;
 }
-
-function dedupe(facts: CodeFact[]): CodeFact[] {
-  const seen = new Set<string>();
-  const result: CodeFact[] = [];
-  for (const fact of facts) {
-    const key = `${fact.kind}:${fact.name}:${fact.file}:${fact.lineStart}`;
-    if (!seen.has(key)) {
-      seen.add(key);
-      result.push(fact);
-    }
-  }
-  return result;
-}
diff --git a/src/wiki-engine/code-knowledge/extractors/rust.ts b/src/wiki-engine/code-knowledge/extractors/rust.ts
index 7a7111898..be9c10f29 100644
--- a/src/wiki-engine/code-knowledge/extractors/rust.ts
+++ b/src/wiki-engine/code-knowledge/extractors/rust.ts
@@ -97,7 +97,7 @@ export function extractRust(files: CodeCollectedFile[]): CodeFact[] {
       const errorEnum = /^pub(?:\(crate\))?\s+enum\s+([A-Z][A-Za-z0-9_]*(?:Error)?)/u.exec(line);
       if (errorEnum && thiserror) {
         facts.push(makeFact("error", errorEnum[1], file.relativePath, lineNumber, line, "EXTRACTED"));
-      } else if (errorEnum && /Error$/u.test(errorEnum[1])) {
+      } else if (errorEnum && errorEnum[1].endsWith('Error')) {
         facts.push(makeFact("error", errorEnum[1], file.relativePath, lineNumber, line, "INFERRED"));
       }
 
diff --git a/src/wiki-engine/knowledge-reconciler.ts b/src/wiki-engine/knowledge-reconciler.ts
index 1b2065e19..c1ef81539 100644
--- a/src/wiki-engine/knowledge-reconciler.ts
+++ b/src/wiki-engine/knowledge-reconciler.ts
@@ -1,4 +1,4 @@
-import { readFile, readdir, stat, mkdir, writeFile } from 'node:fs/promises';
+import { readFile, readdir, stat } from 'node:fs/promises';
 import path from 'node:path';
 import {
   loadGraphIndex,
@@ -13,7 +13,6 @@ import type { WikiConfidence } from './core/wiki-protocol.js';
 import { buildConfidence } from './reconciler-v2-types.js';
 import type {
   ConfidenceFactor,
-  NumericConfidence,
   ApiInterfaceMatch,
   RuleCodeMatch,
   ReconcileStaleWarning,
diff --git a/test/e2e.mjs b/test/e2e.mjs
deleted file mode 100644
index e69de29bb..000000000